ITK  5.4.0
Insight Toolkit
itkBitCast.h
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18 
19 #ifndef itkBitCast_h
20 #define itkBitCast_h
21 
22 #include <cstring> // For memcpy.
23 #include <type_traits> // For is_trivially_copyable and remove_const_t.
24 
25 namespace itk
26 {
27 
31 template <typename TDestination, class TSource>
32 TDestination
33 bit_cast(const TSource & source)
34 {
35  static_assert(sizeof(TDestination) == sizeof(TSource),
36  "The destination type should have the same size as the source type.");
37  static_assert(std::is_trivially_copyable_v<TDestination>, "The destination type should be trivially copyable");
38  static_assert(std::is_trivially_copyable_v<TSource>, "The source type should be trivially copyable.");
41  std::remove_const_t<TDestination> result;
42  std::memcpy(&result, &source, sizeof(TSource));
43  return result;
44 }
45 
46 } // namespace itk
47 
48 
49 #endif // itkBitCast_h
itk::bit_cast
TDestination bit_cast(const TSource &source)
Definition: itkBitCast.h:33
itk
The "itk" namespace contains all Insight Segmentation and Registration Toolkit (ITK) classes....
Definition: itkAnnulusOperator.h:24